复数： swellings

Compression limits swelling and can provide minor pain relief .

紧压能限制肿胀，提供轻微的疼痛缓解。

Public coffers are swelling , thanks to rising commodity prices and oil output .

不断上涨的商品价格和石油产量使得公共财政收入急速膨胀。

Adenoids trap bacteria , but they 're also prone to swelling and infection .

腺样体可以防止细菌入侵，但也很容易肿大和感染。

America 's registers keep swelling , not least because in 17 states , registration is for life .

而这一数字还在不断增大，部分原因是由于在17个州，该类登记制度是终身性。

One form of this enzyme makes the prostaglandin that causes pain and swelling .

这种酶的一种形式，使前列腺素引起疼痛和肿胀。